000 00327nam a22001337a 4500
005 20210617123755.0
008 210617b ||||| |||| 00| 0 eng d
041 _aeng
100 _aNiebel Benjamin W
_924120
245 _aMotion and time study
260 _aNew Delhi
_bSurjeet Publishers
_c1987
300 _a756
942 _cBK
999 _c61716
_d61716